Accounting is one of the components of AAA. Accounting allows the security administrator to track the services that users are authorized for as well as the amount of network resources that have been used by the user. Each piece of accounting information has attribute-value pairs, which allow the user to monitor and manage activities like client billing and auditing.
Some of the different types of accounting methods are as follows:
- Network: This method involves verifying the sessions generated by network protocols like PPP, ARAP, and SLIP. This involves some statistical details like verifying the packet count and traffic utilization.
- EXEC (Execution mode): This method verifies the session executed by the user at the user exec mode of the router.
- Commands: This method executes accounting for commands at a particular privilege level, ranging between...